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authorSeung-Woo Kim <sw0312.kim@samsung.com>2013-04-22 18:40:34 +0900
committerInki Dae <inki.dae@samsung.com>2013-04-29 14:35:32 +0900
commit0f6f95922e4def60b9e55cecc1fdbaacda9c426d (patch)
tree28550b7453863c2b4cf99f0027ad35b7ac6dbf5d /drivers
parent1055f49e9953e5a55e8b7d54db19c4b8c1108eec (diff)
exynos/drm: hdmi: cleanup for hdmi common device registration
The hdmi common device registration function does not need extern definition and for error case and unregister case, exynos_drm_hdmi_pdev should be cleared. Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com> Signed-off-by: Inki Dae <inki.dae@samsung.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_drv.h2
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_hdmi.c14
2 files changed, 11 insertions, 5 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h
index 4606fac7241..635d4c51679 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h
@@ -322,7 +322,7 @@ void exynos_drm_subdrv_close(struct drm_device *dev, struct drm_file *file);
* this function registers exynos drm hdmi platform device. It ensures only one
* instance of the device is created.
*/
-extern int exynos_platform_device_hdmi_register(void);
+int exynos_platform_device_hdmi_register(void);
/*
* this function unregisters exynos drm hdmi platform device if it exists.
diff --git a/drivers/gpu/drm/exynos/exynos_drm_hdmi.c b/drivers/gpu/drm/exynos/exynos_drm_hdmi.c
index 6986a1b9288..ba2f0f1aa05 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_hdmi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_hdmi.c
@@ -51,21 +51,27 @@ struct drm_hdmi_context {
int exynos_platform_device_hdmi_register(void)
{
+ struct platform_device *pdev;
+
if (exynos_drm_hdmi_pdev)
return -EEXIST;
- exynos_drm_hdmi_pdev = platform_device_register_simple(
+ pdev = platform_device_register_simple(
"exynos-drm-hdmi", -1, NULL, 0);
- if (IS_ERR(exynos_drm_hdmi_pdev))
- return PTR_ERR(exynos_drm_hdmi_pdev);
+ if (IS_ERR(pdev))
+ return PTR_ERR(pdev);
+
+ exynos_drm_hdmi_pdev = pdev;
return 0;
}
void exynos_platform_device_hdmi_unregister(void)
{
- if (exynos_drm_hdmi_pdev)
+ if (exynos_drm_hdmi_pdev) {
platform_device_unregister(exynos_drm_hdmi_pdev);
+ exynos_drm_hdmi_pdev = NULL;
+ }
}
void exynos_hdmi_drv_attach(struct exynos_drm_hdmi_context *ctx)